drm: parse color format support for digital displays

[pandora-kernel.git] / drivers / gpu / drm / drm_edid.c

diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index fe0d3dc..0a9357c 100644 (file)
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -1429,6 +1429,7 @@ static void drm_add_display_info(struct edid *edid,
 
        /* driver figures it out in this case */
        info->bpc = 0;
+       info->color_formats = 0;
 
        /* Only defined for 1.4 with digital displays */
        if (edid->revision < 4)
@@ -1461,6 +1462,12 @@ static void drm_add_display_info(struct edid *edid,
                info->bpc = 0;
                break;
        }
+
+       info->color_formats = DRM_COLOR_FORMAT_RGB444;
+       if (info->color_formats & DRM_EDID_FEATURE_RGB_YCRCB444)
+               info->color_formats = DRM_COLOR_FORMAT_YCRCB444;
+       if (info->color_formats & DRM_EDID_FEATURE_RGB_YCRCB422)
+               info->color_formats = DRM_COLOR_FORMAT_YCRCB422;
 }
 
 /**